Overview
The LM393BIDR is a dual commercial-grade standard comparator produced by Texas Instruments. It is part of the next-generation LM393B and LM2903B family, offering improved specifications over its predecessors. This device is designed to operate from a single power supply over a wide range of voltages and features two independent voltage comparators. The LM393BIDR is available in a SOIC (D) package with 8 pins, making it suitable for various applications requiring high-performance and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2 to 36 | V |
| Total Supply Current (5V to 36V max) | 0.6 to 0.8 | mA |
| Temperature Range | -40 to 85 | °C |
| ESD (HBM) | ±2000 | V |
| Input Offset Voltage (Max over temp) | ±4 | mV |
| Input Bias Current (typ / max) | 3.5 / 25 | nA |
| Response Time (typ) | 1 | µsec |
| Differential Input Voltage Range | ±38 | V |
| Common Mode Input Voltage Range | -1.5 to VCC - 2V | V |
| Output Saturation Voltage | 110 to 400 | mV |
| Output Compatibility | TTL, MOS, CMOS |
Key Features
- Improved specifications of B-version, including lower offset voltage, higher supply voltage capability, lower supply current, and lower input bias current.
- Faster response time of 1 µsec and improved 2 kV ESD performance.
- Available in various packages, including SOIC, VSSOP, PDIP, SO, TSSOP, SOT-23, and WSON.
- Drop-in replacement for LM293, LM393, and LM2903 (A and V versions).
- Common-mode input voltage range includes ground, and differential input voltage range equal to maximum-rated supply voltage.
- Low output saturation voltage and output compatibility with TTL, MOS, and CMOS.
Applications
- Vacuum robots
- Single-phase UPS
- Server power supplies
- Cordless power tools
- Wireless infrastructure
- Appliances
- Building automation
- Factory automation and control
- Motor drives
- Infotainment and cluster systems.
Q & A
- What is the supply voltage range for the LM393BIDR?
The supply voltage range for the LM393BIDR is 2 to 36 volts.
- What is the typical response time of the LM393BIDR?
The typical response time of the LM393BIDR is 1 µsec.
- What is the ESD rating for the LM393BIDR?
The ESD rating for the LM393BIDR is ±2000 V (HBM).
- What are the key improvements in the B-version of the LM393BIDR?
The B-version of the LM393BIDR features lower offset voltage, higher supply voltage capability, lower supply current, lower input bias current, and improved ESD performance.
- In what packages is the LM393BIDR available?
The LM393BIDR is available in SOIC, VSSOP, PDIP, SO, TSSOP, SOT-23, and WSON packages).
- Can the LM393BIDR be used as a drop-in replacement for other comparators?
Yes, the LM393BIDR can be used as a drop-in replacement for LM293, LM393, and LM2903 (A and V versions)).
- What is the common-mode input voltage range for the LM393BIDR?
The common-mode input voltage range for the LM393BIDR includes ground and is limited by VCC - 2V).
- What is the differential input voltage range for the LM393BIDR?
The differential input voltage range for the LM393BIDR is equal to the maximum-rated supply voltage, which is ±38 V).
- Is the output of the LM393BIDR compatible with other logic families?
Yes, the output of the LM393BIDR is compatible with TTL, MOS, and CMOS logic families).
- What are some typical applications of the LM393BIDR?
The LM393BIDR is used in various applications such as vacuum robots, single-phase UPS, server power supplies, cordless power tools, wireless infrastructure, appliances, building automation, factory automation and control, motor drives, and infotainment and cluster systems).
